<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <!-- Bootstrap CSS -->
    <link rel="stylesheet" href="https://cdn.bootcss.com/bootstrap/4.0.0/css/bootstrap.min.css" crossorigin="anonymous">
    <!-- Optional JavaScript -->
    <!-- jQuery first, then Popper.js, then Bootstrap JS -->
    <script src="https://cdn.bootcss.com/jquery/3.2.1/jquery.slim.min.js" crossorigin="anonymous"></script>
    <script src="https://cdn.bootcss.com/popper.js/1.12.9/umd/popper.min.js" crossorigin="anonymous"></script>
    <script src="https://cdn.bootcss.com/bootstrap/4.0.0/js/bootstrap.min.js" crossorigin="anonymous"></script>
</head>
<body class="container">
<h1>WEBSOCKET</h1>
<form action="/websocket">
    <div class="form-group">
        <label for="name">Name</label>
        <input type="text" class="form-control" name="name" id="name" placeholder="Enter name" required="required">
        <small id="emailHelp" class="form-text text-muted">We'll never share your name with anyone else.</small>
    </div>
    <button type="submit" class="btn btn-primary"> Go</button>
</form>
</body>
</html>